{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["DNA", "RNA", "protein", "cell type", "cell line"], "input": "The signals controlling the expression of the receptor protein for 1 alpha,25-dihydroxyvitamin D3 in normal human lymphocytes and the relationship of this protein to the classical vitamin D receptor were examined."}
{"DNA": [], "RNA": [], "protein": ["receptor protein", "classical vitamin D receptor", "vitamin D receptor"], "cell type": ["human lymphocytes"], "cell line": []}